![Jahour CR 10 Extruder Fan 4010 Cooling Fan DC 12V Extruder Hotend Fan 40x40x10MM Blower Cooling Fan and Axial Cooling Fan with Active Cooling Fan Duct for CR-10 CR-10S 3D Printer : Jahour CR 10 Extruder Fan 4010 Cooling Fan DC 12V Extruder Hotend Fan 40x40x10MM Blower Cooling Fan and Axial Cooling Fan with Active Cooling Fan Duct for CR-10 CR-10S 3D Printer :](https://m.media-amazon.com/images/I/71WZQJhQyLL._AC_UF1000,1000_QL80_.jpg)
Jahour CR 10 Extruder Fan 4010 Cooling Fan DC 12V Extruder Hotend Fan 40x40x10MM Blower Cooling Fan and Axial Cooling Fan with Active Cooling Fan Duct for CR-10 CR-10S 3D Printer :
![E3D v6 CFD optimized adjustable part cooling duct by DaVinci2000 | Download free STL model | Printables.com E3D v6 CFD optimized adjustable part cooling duct by DaVinci2000 | Download free STL model | Printables.com](https://media.printables.com/media/prints/243881/images/2199143_5feb93be-d5d8-48d4-ac48-92bcabd54e02/thumbs/cover/1200x630/jpg/7ab1ca622adf54c1cd7c24430ceb11b4_display_large_24.jpg)
E3D v6 CFD optimized adjustable part cooling duct by DaVinci2000 | Download free STL model | Printables.com
![3D Printer Fan For E3D V5/V6 5V/12V/24V Cooling Fan With Bracket Duct Housing Guard For J-head Hotend for Extruder For Bracket Module 3010 practical parts (Color : V5 Bracket 12V Fan) : 3D Printer Fan For E3D V5/V6 5V/12V/24V Cooling Fan With Bracket Duct Housing Guard For J-head Hotend for Extruder For Bracket Module 3010 practical parts (Color : V5 Bracket 12V Fan) :](https://m.media-amazon.com/images/I/41hhsnNml8L._AC_UF894,1000_QL80_.jpg)
3D Printer Fan For E3D V5/V6 5V/12V/24V Cooling Fan With Bracket Duct Housing Guard For J-head Hotend for Extruder For Bracket Module 3010 practical parts (Color : V5 Bracket 12V Fan) :
![3D Printer Cooling Fan 4010 DC 24V Blower Fan with Active Cooling Fan Duct 40*40*10mm Fan for Ender 3/Ender-3 Pro/Ender 3 V2 3D Printer Cooling Fan 4010 DC 24V Blower Fan with Active Cooling Fan Duct 40*40*10mm Fan for Ender 3/Ender-3 Pro/Ender 3 V2](https://ae01.alicdn.com/kf/Sac553f13ff1c48d2884b043676880f5cR/3D-Printer-Cooling-Fan-4010-DC-24V-Blower-Fan-with-Active-Cooling-Fan-Duct-40-40.jpg)
3D Printer Cooling Fan 4010 DC 24V Blower Fan with Active Cooling Fan Duct 40*40*10mm Fan for Ender 3/Ender-3 Pro/Ender 3 V2
![It's incredible how much cooling impacts print quality. Same printer, same GCode, different fan duct : r/3Dprinting It's incredible how much cooling impacts print quality. Same printer, same GCode, different fan duct : r/3Dprinting](https://preview.redd.it/nbboz3jkuc181.jpg?width=640&crop=smart&auto=webp&s=dad491066af284f6737d75bed0d1f691fafa6ddd)
It's incredible how much cooling impacts print quality. Same printer, same GCode, different fan duct : r/3Dprinting
![Big airflow semi-circular fan duct for Anet A8 by Manthos. | 3d printing diy, Useful 3d prints, 3d printer diy Big airflow semi-circular fan duct for Anet A8 by Manthos. | 3d printing diy, Useful 3d prints, 3d printer diy](https://i.pinimg.com/originals/31/ff/ef/31ffef99f094fcfa75ccbdac3eef438a.jpg)